alee5
alee5
Today at 6:09 AM
Mathematics
Answered
i need help with this problem.
Answer :
ravenschyld
ravenschyld
Today at 6:13 AM
csc^2x-cot^2x=1
Here is why
csc^2x=1+cot^2x
so:
1+cot^2x-cot^2x=1
1=1
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